:root {
  --color-primary: #0f3d3e;
  --color-primary-dark: #082626;
  --color-accent: #2fb8a6;
  --color-accent-dark: #1f8f80;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f7f6;
  --color-text: #1c2b2b;
  --color-text-muted: #55696a;
  --color-border: #e1e8e7;
  --max-width: 1140px;
  --radius: 10px;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-accent-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header / navigation */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  color: #fff;
  font-weight: 800;
  font-size: 1.05rem;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover {
  color: var(--color-accent-dark);
  text-decoration: none;
}

.nav-links a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-primary);
  margin: 5px 0;
  transition: 0.2s;
}

@media (max-width: 760px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 16px;
    display: none;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 12px 0;
    width: 100%;
  }
}

/* Hero */

.hero {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 88px 24px 96px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  margin: 0 0 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.hero p {
  font-size: 1.15rem;
  max-width: 680px;
  margin: 0 auto 32px;
  color: #d9ece9;
}

.page-hero {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 64px 24px;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin: 0 0 10px;
  font-weight: 800;
}

.page-hero p {
  color: #d9ece9;
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* Buttons */

.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #06201f;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  color: #fff;
  text-decoration: none;
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.55);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  text-decoration: none;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */

section {
  padding: 72px 24px;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-head .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  margin-bottom: 10px;
  display: block;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 0 0 12px;
  color: var(--color-primary);
}

.section-head p {
  color: var(--color-text-muted);
  margin: 0;
}

.grid {
  display: grid;
  gap: 28px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 900px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px 26px;
}

.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--color-bg-alt);
  color: var(--color-accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.card h3 {
  margin: 0 0 10px;
  color: var(--color-primary);
  font-size: 1.15rem;
}

.card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.98rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}

@media (max-width: 760px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stats .stat strong {
  display: block;
  font-size: 2.1rem;
  color: var(--color-primary);
}

.stats .stat span {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.values-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.values-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.values-list li .bullet {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #06201f;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  margin-top: 2px;
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

@media (max-width: 860px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--color-border);
}

/* Service detail blocks */

.service-block {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 22px;
  padding: 28px 0;
  border-bottom: 1px solid var(--color-border);
  max-width: var(--max-width);
  margin: 0 auto;
}

.service-block:last-child {
  border-bottom: none;
}

.service-block .num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-accent-dark);
}

.service-block h3 {
  margin: 0 0 8px;
  color: var(--color-primary);
  font-size: 1.25rem;
}

.service-block p {
  margin: 0;
  color: var(--color-text-muted);
}

/* Process steps */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  counter-reset: step;
}

@media (max-width: 900px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.step {
  position: relative;
  padding-top: 16px;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  margin-bottom: 14px;
}

.step h4 {
  margin: 0 0 8px;
  color: var(--color-primary);
}

.step p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Contact page */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: var(--max-width);
  margin: 0 auto;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.contact-info-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-list .icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-info-list strong {
  display: block;
  color: var(--color-primary);
  margin-bottom: 2px;
}

.contact-info-list span, .contact-info-list a {
  color: var(--color-text-muted);
}

form.contact-form {
  display: grid;
  gap: 16px;
}

form.contact-form label {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-primary);
  display: block;
  margin-bottom: 6px;
}

form.contact-form input,
form.contact-form select,
form.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.98rem;
  font-family: inherit;
  background: #fff;
}

form.contact-form textarea {
  min-height: 130px;
  resize: vertical;
}

.form-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.form-success {
  display: none;
  background: #e6f6f1;
  border: 1px solid var(--color-accent);
  color: var(--color-primary-dark);
  padding: 14px 16px;
  border-radius: 8px;
  font-size: 0.95rem;
}

/* CTA band */

.cta-band {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  text-align: center;
  padding: 64px 24px;
}

.cta-band h2 {
  margin: 0 0 14px;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.cta-band p {
  color: #d9ece9;
  max-width: 560px;
  margin: 0 auto 28px;
}

/* Footer */

.site-footer {
  background: var(--color-primary-dark);
  color: #cfe3e1;
  padding: 48px 24px 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 32px;
  max-width: var(--max-width);
  margin: 0 auto 32px;
}

@media (max-width: 760px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-grid h4 {
  color: #fff;
  margin: 0 0 14px;
  font-size: 1rem;
}

.footer-grid p, .footer-grid a {
  color: #aecac7;
  font-size: 0.92rem;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  color: #8fb1ae;
  text-align: center;
}